Home / 31,743.97-47,336.22-31,459.39

Finding the Fourth Proportional to 31,743.97, 47,336.22 and 31,459.39

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Solution

The fourth proportional to 31,743.97, 47,336.22 and 31,459.39 is: 46,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.97 : 47,336.22 = 31,459.39 : x
  2. Step 2: Convert to fraction form
    31,743.97/47,336.22 = 31,459.39/x
  3. Step 3: Cross multiply
    31,743.97x = 47,336.22 × 31,459.39
  4. Step 4: Simplify right side
    31,743.97x = 1,489,168,487.77
  5. Step 5: Solve for x
    x = 1,489,168,487.77/31,743.97
  6. Step 6: Final answer
    x = 46,911.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.